Critical Thinking/Math

145,717 results, page 45

  1. English

    From which statement in The Governess could you conclude that mistress is self important? A. I didn't bother making a note of it because I always do it*** B. Maybe you heard forty when I said thirty C. I excelled in mathematics. He gets that from his mother. D. The saucer wan ...
  2. Physical Science Question 3

    Compare the visible part of the ear to a satellite dish in terms of form and function. I will be happy to critique your thinking on this. WTF bobpursley? You are of no help to me on any of this! If I want you to "critique my thinking" I was ask you to, but no where in my ...
  3. Critical Thinking

    Identify any examples of fallacies in the following passages. Tell why you think these are fallacies, and identify which category they belong in, if they fit any category we’ve described. 1.Letter to the editor: “Andrea Keene’s selective morality is once againshowing ...
  4. Finance

    Campus Print Shop is thinking of purchasing a new, modern copier that automatically collates pages. The machine would cost $22,000 cash. A service contract on the machine, considered a must because of its complexity, would be an additional $200 per month. The machine is ...
  5. Statistics

    Before i state my question I would like to note that I have to do a one tailed test but i don't know how to with the information given. I need a standard deviation, i need a mean, but do i use the mean for yrs drivin or number accidents. Please explain 2.) Car insurance ...
  6. statistics

    There are four children of di erent ages in a family. Their mom purchases six di erent gifts and decides to divide the gifts randomly between the children. Assuming that a child can receive no gift or multiple gifts, Thinking only about the number of gifts received by each ...
  7. Physics - Projectile Motion

    "A person fires a bullet horizontally from a gun at the same instant that another bullet is dropped from the same height as the rifle barrel. Discuss which bullet will hit the ground first." I'm thinking that the bullet that is dropped will hit first, because it does not have ...
  8. Math

    The Bookholder Company manufactures two types of bookcases out of oal and walnut. Model 01 requires 5 board feet of oak and 2 board feet of walnut. Model 02 requires 4 board feet of oak and 3 board feet of walnut. A profit of $75 is made on each Model 01 bookcase and a profit ...
  9. Physics

    Measuring coefficients of friction. A coin is placed near one edge of a book lying on a table, and that edge of the book is lifted until the coin just slips down the incline. The angle of the incline Theta C, called the critical angle, is measured. (a) Draw a free body diagram...
  10. Writing

    Please point out mistakes,give feedback, and grade. ACT prompt: In recent years, many schools have adopted a "Great Books"- based curriculum. These schools require students to study certain designated classic books of Western civilizations, arguing that familiarity with these...
  11. Social studies needs your help!!

    I am in a very tight situation. I am a grade 4 social studies teacher. In my classroom, I have students of mixed ability. Some students are above grade level, some on grade level and some below grade level. The bulk of students is below grade level. What activities or ...
  12. Intro to Communication- Please proofread my paper

    Here is my assignment task: My assignment was to watch the movie Gangs of New York with Leonardo DiCapro, and find 5 different cultures that faced discrimination within in the movie and use specific examples. Here is my paper. I am missing 2 more cultures. I also, think that ...
  13. PHYSICAL CHEMISTRY

    A.CALCULATE THE CRYOSCOPIC CONSTANT OF H2O. USE IT TO ANSWER THE FOLLOWING: a WEAK ACID HX is dissolved in water. A 0.250 molal solution has a freezing point of 0.5 C. calculate the value of ka for the acid, where Ka is the equilibrium constant for HX<--=-->H+ + X- Ka...
  14. reversible reaction

    A+B <-> C+D You mix some of A and B in a closed container and the reaction begins. As time passes, what happens to the amounts of A & B? As time goes on, what will happen to the rate at which A & B turn into C + D? Was there any C & D present when the reaction first ...
  15. Math puzzeler

    this one is so good (and not solved) I pulled it foreward in time Posted by quizzical on Thursday, November 16, 2006 at 6:24am. Hello, This is just a question that has stumped me for some time: We have a normal watch. The big hand is 4cm long and the little hand is 3cm long. ...
  16. accounting

    On January 1, 2004, Carnival Shipping bought a machine for $1,500,000. At that time, this machine had an estimated useful life of six years, with no salvage value. As a result of additional information, Carnival determined on January 1, 2007, that the machine had an estimated ...
  17. English

    I'm not too sure about the answer to these questions, just want to double check. 3. What mood is conveyed by the words, “I am all longing,” in line 29 of “The Wife’s Lament”? angry frantic (my answer) hopeless 5. Which sentence BEST combines the ideas shown below? ...
  18. statistics

    A researcher wishes to estimate the proportion of college students who cheat on exams. A poll of 490 college students showed that 33% of them had, or intended to, cheat on examinations. Find the margin of error for the 95% confidence interval. solution I have but what do I ...
  19. physics

    a person jumps from a window 15m above a safety net. The survivor stretches the net 1.0 m before coming to rest. What was the average deceleration experienced by the person when they were slowed to rest by the net? I do know the answer is -150m/s2,but I don't know how the ...
  20. Business Mgmt.

    I need to write a paragraph on Identifying the demographics and characteristics of my customer( or consumer). What the customer needs will my product attempt to meet? My product or business is a shoe company that sells for all ages and all shoes sizes. Please help me. If you ...
  21. chem 2

    what is the mass of F in grams in 24.6 grams of SnF2? Convert 24.6 g SnF2 to mols SnF2. Convert mols SnF2 to mols F atoms. Convert mols F atoms to grams F atoms. 24.6 g SnF2*(1 mol SnF2/molar mass SnF2)*(2 mols F/1 mol SnF2)*(atomic mass F/1 mol F Atoms) = ?? Check my thinking...
  22. Please check my Calculus

    1. Given f(x)=-6/x, choose the correct statement A. The graph of f is concave upward on the interval (negative infinity, 0) B. The graph of f is concave downward on the interval (negative infinity, 0) C. The graph of f is concave upward on the interval (negative infinity, ...
  23. Calculus

    Solve the differential equation. Let C represent an arbitrary constant. (Note: In this case, your answer willto have a negative sign in front of the arbitrary C.) (dz)/(dt) + e^(t+z) = 0 --------------- (dz/dt) + (e^t)(e^z) = 0 (dz/dt) = -(e^t)(e^z) dz = -(e^t)(e^z)dt (dz/e^z...
  24. English

    I urgently need to check this summary of a newspaper article. As I don’t know much of economy, I’d like you to check the use of words. Thank you very much. 1) Chinese economical and political influence is rising in Europe. Examples of its growth are the ownership of many ...
  25. college algebra

    Isn't this a plug and chug? I will be happy to critique your thinking. Your equal signs in the function are not correct, I assume that is a typo. suppose a baseball is shot up from thr ground straight up with an initial velosity of 32 feet per second . A function can be ...
  26. History

    The quote below comes from Malcolm X: "I want Dr. King to know that I didn't come to Selma to make his job difficult. I really did come thinking I could make it easier. If the white people realize what the alternative is, perhaps they will be more willing to hear Dr. King." ...
  27. ALGEBRA WORD PROBLEM! HELP!

    And if a length of a rectangle is 3 more than twice the width and the are is 90 cm squared than what are the dimensions of the rectangle? The width of the rectangle is 43.5 and the length of the rectangle is 87. All together when you add it up it will make 90 cm squared. If ...
  28. chemistry (heat of fusion/vaporization)

    i need help setting this problem up. You have an insulated container of water that has a temperature of 83.2 C, you continue to add ice until the temperature reaches .6 C and you remove the excess ice, your volume increased by 79.8 mL. What amount of hot water did you have in ...
  29. Science

    How did Lamarck and Darwin differ in their thinking about species? A. Darwin thought that organisms could induce their own changes, while Lamarck thought that change could only be induced by an organism's environment. B. Darwin thought that change could occur in individual ...
  30. Science

    How did Lamarck and Darwin differ in their thinking about species? A. Darwin thought that organisms could induce their own changes, while Lamarck thought that change could only be induced by an organism's environment. B. Darwin thought that change could occur in individual ...
  31. Science

    How did Lamarck and Darwin differ in their thinking about species? A. Darwin thought that organisms could induce their own changes, while Lamarck thought that change could only be induced by an organism's environment. B. Darwin thought that change could occur in individual ...
  32. chemistry

    Predict the effect of each of the following on the indicated equilibrium system in terms of which reaction will be favored (forward, reverse, or neither) H2(g)+Cl2(g)<=>2HCl(g) +184 kJ A)addition of Cl2 B)removal of HCl C)increased pressure D)decreased temperature E)...
  33. Science

    How did Lamarck and Darwin differ in their thinking about species? A. Darwin thought that organisms could induce their own changes, while Lamarck thought that change could only be induced by an organism's environment. B. Darwin thought that change could occur in individual ...
  34. Science-Ms.Sue

    How did Lamarck and Darwin differ in their thinking about species? A. Darwin thought that organisms could induce their own changes, while Lamarck thought that change could only be induced by an organism's environment. B. Darwin thought that change could occur in individual ...
  35. Chemistry

    I want to know the enthalpy change for this reaction which occurs in a blast furnace: Fe2O3(s) + 3C(s) --> 2Fe(l) + 3CO(g) You will need the heat of formation for CO, and ironIIIoxide, and the heatofmelting for iron. I suspect you have some temperature in mind also which ...
  36. Finding the Molecular Formula

    A certain compound containing only carbon and hydrogen was found to have a vapor density of 2.550 g/L at 100 degrees C and 760 mm Hg. If the empirical formula of this compound is CH, what is the molecular formula of this compound? I had some ideas as to how to solve this ...
  37. science (CHECK plz)

    How did Lamarck and Darwin differ in their thinking about species? A. Darwin thought that organisms could induce their own changes, while Lamarck thought that change could only be induced by an organism's environment. B. Darwin thought that change could occur in individual ...
  38. literature

    what is a literature web? Greta, I imagine that is a reference to using a search tool. If you put "literature web" into a search engine such as Google, you will get a number of sites on various types of literature. I hope this helps. Thank you for using the Jiskha Homework ...
  39. military,math

    can someone please help me with these problems. The posted speed limit for trucks along national route 3 is 35mph. how many kilometers will a convoy cover after 3.7 hours on the road traveling at the posted. a) 804.85 b)129.5 c)208.37 d)80.4 The village of Umatata does not ...
  40. physical geography

    1- A traveler leaves lima, Peru( approximately 12 degrees S Lat. And 90 degrees W. long.) at 8:00 am on Tues. Oct. 3rd and travels for 14hrs before arriving in Sydney, Australia( approx.34 degree S and 150 degrees E). what time and what day would the traveler arrive according ...
  41. English

    I'm posting you a paragraph I wrote containing phrasal verbs. This is more urgent than the previous one. Thank you. 1) My friend looked very upset so I thought she needed to brighten up. I invited her to the cinema and she accepted. I thought popcorns would cheer her up. 2) I ...
  42. physics

    Two thin rectangular sheets (0.06 m 0.52 m) are identical. In the first sheet the axis of rotation lies along the 0.06 m side, and in the second it lies along the 0.52 m side. The same torque is applied to each sheet. The first sheet, starting from rest, reaches its final ...
  43. Physics

    1) The speed of light in a certain liquid is 3/5 the speed in a vacuum. What is the index of refraction of the liquid? 2) A ray of light strikes a piece of glass (n=1.52) and makes an angle of 50 degrees with the surface. What angle does the refracted ray make with the surface...
  44. Physics

    1) The speed of light in a certain liquid is 3/5 the speed in a vacuum. What is the index of refraction of the liquid? 2) A ray of light strikes a piece of glass (n=1.52) and makes an angle of 50 degrees with the surface. What angle does the refracted ray make with the surface...
  45. Environmental Science

    are these correct? 29. A common feature of thermal pollution and artificial eutrophication is that they both a. ave sources that are idfficult to identify and control b. cause large mats of algae to bloom in fresh water c. are a result of power plants and other industrial ...
  46. nuclear chem

    i need help solving this. Can you guys show me how it's done. Radium-226 decays by alpha emission to radon-222, a noble gas.What volume of pure Radon- 222 at 23oC and 785mmHg could be obtained from 543.0 mg of radium bromide,RaBr2 in a period of 20.2 years.The half-life of ...
  47. chem -repost for bobpursley

    i don't know how to solve this. looked through all my notes but i'm not sure what kind of formula i am to use or if i even need one! please help me to understand the theory behind this: "calculate the work need to make room for the products in the combustion of S8(s) to SO2(g...
  48. Logic

    This exercise relate to the inhabitants of the island of knights and knaves created by Smullyan, where knights always tell the truth and knaves always lie. You encounter two people, A and B. Determine, if possible, what A and B are if they address you in the way described. If ...
  49. English

    Hi, I recently posted a question about postmodern and modern theories of criticism, and I still don't really understand it. Could someone please explain these two to me? I found some info.. but I still kinda don't understand. "Postmodernism represents the rejection of the ...
  50. Managerial Economics

    As a VP of sales for a rapidly growing company, you are grappling with the question of expanding the size of your direct sales force (from its current level of 60 national salespeople). You are considering hiring from 5 to 10 additional personnel. How would you estimate the ...
  51. chemistry URGENT

    I need someone to check my answers to make sure that I have the correct answers. (3 Part Question) Two students each measure the density of a quartz sample three times: Student A Student B 3.20 g/mL 2.82 g/mL 2.58 g/mL 2.48 g/mL 2.10 g/mL 2.59 g/mL mean 2.63 g/mL 2.63 g/mL 1. ...
  52. Science

    According to the continental drift theory, which of the following land regions should show the greatest similarities in fossil types? (1 point) A) east coast of South America and west coast of Africa B) east coast of South and west coast of South America C) northern coast of ...
  53. math

    how to define arc cosine(cosine x) for -360 deg<x< 360 deg?? a proper conceptual approach to the solution will be appretiated.. The function Cos(x) is equal to 1 at x = 0 and it decreases as a function of x until x = pi (=180 degrees). There the cosine is minus one. So, ...
  54. Science

    How did Darwin and Lamarck differ in their thinking about change in species? Darwin thought that organisms could induce their own changes, while Lamarck thought that change could only be induced by an organism’s environment. Darwin thought that change could occur in ...
  55. History hellp pleasse

    Hi please help with my question Even if you didn't mind the consequences , why would you still be very unwilling to speak out against hitler and the Nazi ? Please help That is obviously a personal opinion you need to decide on and then be able to explain. Consider this: If you...
  56. chemistry

    Hi! i'm kinda having trouble getting this.. Don't understand it really from Ca(OH)2 + 2HCl-----> CaCl2 + 2H2O How do i calculate Ca+? :You need much more information. 1) do you mean the concentration of Ca+ ion? 2) is there excess HCl? What is given? ok It was from a ...
  57. science (any tutor)

    2. How did Darwin and Lamarck differ in their thinking about change in species? A.Darwin thought that organisms could induce their own changes, while Lamarck thought that change could only be induced by an organism’s environment. B.Darwin thought that change could occur in ...
  58. Poetry

    Okay, heres an "I am" poem. But I need help on what to put for the "i am" lines. It has to be two personality characteristics. The theme is about the world being destroyed. I was thinking of using "I am hopeful and amazed", but don't if that would fit into the theme. I am,,, I...
  59. English

    17. Some people believe that feelings should be nurtured and cherished, while others argue that feelings should be curbed and kept under control. Indicate one poem that demonstrates the desire to restrain emotion and one poem that demonstrates the desire to cherish emotion. ...
  60. Critical Thinking

    Is this an argument? If the recent evidence of deterrence is shown to be correct, then opponents of capital punishment will face an uphill struggle on moral grounds. Premise: If the recent evidence of deterrence is shown to be correct Conclusion: then opponents of capital ...
  61. Physics - repost to MathMate or whoever can help

    A 10-kg iron ball is dropped onto a pavement from a height of 100 m. Suppose half of the heat generated goes into warming the ball. Show that the temperature increase of the ball is 1.1oC. (In SI units, the specific heat capacity of iron is 450 kJ/kg*oC.) Why is the answer the...
  62. Psychology

    Here is the scenario. -------------------------------------- Are Smarties as addictive as drugs? A new research study proves that Smarties, Canada’s favourite chocolate candy, are as addictive as cocaine. Cocaine is a psychedelic drug that is known to be highly addictive. To...
  63. english

    Need help identify logical mistake, in this paragragh. People are overreacting and taking this so seriously, blowing it completely out of proportion. There was no harm done and I don’t see why they are making it a big deal. I seriously doubt any controller would put a kid on...
  64. health

    Consider the following scenario: Mr. Smith was admitted to the hospital for surgery on his left knee. When Mr. Smith woke up from the anesthesia, he realized that his right knee had been operated on. You have been asked to form a team to analyze this wrong-site surgery. In ...
  65. English

    I have a question we were suppose to analyze The River by Bruce Springsteen in which a guy speaks of how the youthful dreams his girlfriend and him have had all disappeared. He remembers those dreams the way he remembers the way they used to go to the river to swim. The river ...
  66. Statistics

    Can someone please help with this problem to advise how to set up and in the book Essential of Statistics for the Behavioral Sciences. A researcher is investigating the effectiveness of a new study-skills training program for elementary school children. A sample of n=25 third-...
  67. need help

    what are italic words in paragraphs???? In English, we use italics for the titles of books and movies (and anything else that would be underlined, not put in quotation marks). We also use italics for words from another language. For example, if you use a French phrase in your ...
  68. Chemistry

    Which would have greater entropy? 1. Br2 or 2Br? 2. CH4 at 25 Celsius or CH4 at 45 Celsius? 3. 1 mol CH4 in 1-L H2O or 1 mol CH4 in 2-L H2O? This is a very good question. I will be happy to critique your thinking. I would say first that Br2 would have more than 2Br because don...
  69. English

    I have an essay i need to write and the questions i need to answer are "Why do you think Romeo and Juliet remains so popular?"and "What is it about the characters of Romeo and Juliet that makes it so easy for young people to relate to them?" I need two example from the play to...
  70. Physics

    Bob and Bob Jr. stand at open doorways at opposite ends of an airplane hangar 25 m long. Anna owns a spaceship, 40 m long as it sits on the runway. Anna takes off in her spaceship, then swoops through the hangar at constant velocity. At precisely time zero on both Bob's clock ...
  71. History

    Hey I need help finding why "Capitalism has produced great wealth and inequalities in today's world." http://www.google.com/search?q=capitalism&rls=com.microsoft:en-us:IE-SearchBox&ie=UTF-8&oe=UTF-8&sourceid=ie7&rlz=1I7SUNA There are several good articles here. Be sure to read...
  72. More About Buddha.....

    I just can't get enough of Buddha.... please give me more information about Buddha and his accomplishments..... what did Buddha eat while he was sitting under the Bodhi Tree? Why is Buddha portrayed as being overweight, anyway? He would have been pretty slim, considering that ...
  73. General

    Please understand that I am not upset with anyone or whatever I just want to know something. I have some work to be checked and the regular tutors here say that "we will be happy to critque your thinking" right? Ok so when someone comes to this site and only post questions ...
  74. Trigonometry - Checking my work

    Find the sum of the three smallest positive values of theta such that 4 cos^2(2theta-pi) =3. (Give your answer in radians.) Hi guys, I've been struggling with this problem. Here's my thinking about the problem: we can rewrite the equation as cos^2(2theta-pi) = 3/4 Then we sqrt...
  75. Math

    Can somone help me with this word problem....thanks The cut-right company sells sets of kitchen knives. The basic set consists of 2 utility knives, 1 chef's knife. The Regular set consists of 2 utility knives, 1 chef's knife, and 1 slices.The deluxe set consist of 3 utility ...
  76. English

    1. Describe the program with gestures. 2. You have to gesture the kind of program in mind. 3. Mime the kind of program you like. 4. Gesture the kind of program you like best. 5. You have to describe the kind of program you are thinking of with mime. 6. You have to act out the ...
  77. physiology

    Heres the scenario: You stop at McDonald's and buy a Sausage Biscuit. Thinking about the chemical breakdown of foodstuffs, these are the questions... 1) what the main food molecule is in each part of the sandwich 2) where in the digestive tract each part of the sandwich would ...
  78. English

    I urgently need you to help me find the proper words. Thank you Writeacher 1) Thank you very much for sending me the list of your students. I was thinking of creating a link to our partnership ( I don't know how to express this) on my school webpage. 2) Five of your students ...
  79. algebra

    Find the volume of a right circular cylinder whose base has an area of 6 cm^2 and whose height is 17 cm. am i right that V=(b1+b2)H Check the formula you used. The volume of a right circular cylinder is V=pi*(r^2)*h where r is the radius and h is the height, or V=B*h where B ...
  80. chemistry

    A student performed the freezing point depression experiment according to directions but mistakenly recorded the mass of lauric acid as 8.300g instead of8.003g. The calculated molar mass of the unknown acid will be GREATER/LESS than true value b/c mass of lauric acid appears ...
  81. Probability

    Please help.. Find the probability of getting 2 hearts if the cards are drawn from a regular deck and the first card is not replaced. A true/false quiz consists of twenty questions. If a student answers the twenty questions by making random guesses, what is the probability of ...
  82. Biology

    If plants need oxygen for cellular respiration, then why do plants release oxygen into the atmosphere? More oxygen is produced during photosynthesis than the plant needs for cellular respiration, so the plant needs to release the extra oxygen. Plants need to collect more ...
  83. Chemistry

    Write rate law expressions? 2NOCl(g) --> 2NO(g) + Cl2(g) S2O3^2-(aq) + H^+(aq) --> HSO3^-(aq) + S(s) (Sulfur initially forms a colloid solution so it can be treated as aqueous.) (1) Write the rate law expression for the above reactions, assuming these are elementary. (2...
  84. STATS (PLEASE CHECK)

    16-To test the hypothesis H0 : ì = 100 against H1 : ì > 100, a statistics practioner randomly sampled T observations and found the mean x = 106 and the standard deviation sx = 35. The value of the test statistic is equal to (1) 1.1743 (2) −1.7143 (3) 0.1714 (4) 17....
  85. Science

    Which of the following can be used to explain why fossils of the same kind of organisms can be found in different regions of the world? Biogeography Adaptation Continental drif Dispersal Which of the following would best explain why a species of wildflower native to ...
  86. Didn't do research paper

    I have a research paper due TOMOROW that my English teacher assigned 2 weeks ago. I waited until Friday to start thinking i could rush it, but so far I have nothing. I did tons of non-stop research and got to page 2 when I realized I was "writing in circles" because I had a ...
  87. Science ( No Bad Post)

    1. A muscle that does its job without your thinking about it is called a _______ muscle. An example is the _______. (1 point) cardiac; bicep skeletal; blood vessels smooth; bladder none of these 2. The body's muscles, bones, and joints work together like a lever...
  88. Physics

    1. What is the weight of a 24kg mass on Mars if its surface gravitaional field = 3.5N/KG? a) 235.2 N b) 84 N c) 24 kg d) 6.86 kg 2. A space shuttle is placed in a circular orbit around the Earth. It then thrusts its engine and moves to a new orbit, as shown below. Which ...
  89. "My Antonia"

    A new critc reading "My Antonia" would find many components worth consideration, like Cather's lush descriptions of the prarie and vivid portrayls of living with only the barest essential. Wite a formal paragraph to this question- Analyze the importance of the crossroads where...
  90. algebra1

    What steps do I take in solving this problem? It is about graphing inequalities. 10x+4¡Ý9x+17 put the equation in the form of y ? x + constant. ? means greater than or less than. That is the first step. You are getting no more help until you start showing some thinking or ...
  91. Pre-Calc

    Find three examples of the Fibonacci sequence in nature. Write a paragraph for each example. For each example, address the following questions: How does the example relate to the Fibonacci sequence? What portions of each item or situation display the Fibonacci sequence? How ...
  92. Communication Skills

    I have this text and i don't understand the question that's below it (English is not my first language... and im not looking for answer its just i'd like to understand the question so i can come up with answer myself) Charlotte is a 43 year old mother of two, who is attending ...
  93. English

    In Nathaniel Hawthorne's "Dr. Heidegger's Experiment", I was asked to figure out how Hawthorne feels about transcendentalism. We determined that Dr. Heidegger represents Ralph Waldo Emerson, a transcendentalist. However, I can't decide if Hawthorne thought transcendentalism ...
  94. International Business

    How does one go about selecting a country because i'm clueless when it come to anything about business/political international in order to answer these question I was thinking Africa but not sure if that's a good country? Select a company and country that interests you. You ...
  95. Statistics

    A simple random sample is conducted of 1486 young adults who were once college students seeking bachelor’s degrees at a specific university. The study found that 780 of these young adults actually earned bachelor’s degrees. Use a 0.05 significance level to test the claim ...
  96. Chemistry

    What can be said about a substance with a triple point above 1atm 1) The liquid state of the substance cannot exist. 2) The gaseous state at 1 atm pressure cannot be condensed to the solid at the triple point temperature. 3) The melting point of the solid must be greater than ...
  97. Physics

    Here is a simple example. The inhabitants of a small island begin exporting beautiful cloth made from a rare plant that grows only on their island. Seeing how popular the small quantity that they export has been, they steadily raise their prices. A clothing maker from New York...
  98. Science

    2. According to the continental drift theory, which of the following land regions should show the greatest similarities in fossil types? (1 point) A) east coast of South America and west coast of Africa B) east coast of South and west coast of South America C) northern coast ...
  99. Physics

    A spring has a force constant of 100N/m and an unstretched lenght of .07 m. One end is attached to a post that is free to rotate in the center of a smooth table. The other end is attatched to a 1 kg disc moving in uniform circular motion on the table, which stretches the ...
  100. Physics - Question

    A ball of 250g hits the floor at a velocity of 2,50 m/s at an angle of 70* relative to the vertical. The vertical force in function with time between the floor and the ball is: from 0 to 50 N : from 0 to 1 sec. from 50 N to 100 N : from 1 to 2 sec. constant 100 N : from 2 to 3...
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  96. 95
  97. 96
  98. 97
  99. 98
  100. 99
  101. 100